MalwareBazaar Database

You are currently viewing the MalwareBazaar entry for SHA256 3c1435bed4783276e6cb146e1e99b752f59b93be1320547419f19a02603feaca. While MalwareBazaar tries to identify whether the sample provided is malicious or not, there is no guarantee that a sample in MalwareBazaar is malicious.

Database Entry


AgentTesla


Vendor detections: 8


Intelligence 8 IOCs YARA 3 File information Comments
Download sample Add tag Delete this sample Report a False Positive

SHA256 hash: 3c1435bed4783276e6cb146e1e99b752f59b93be1320547419f19a02603feaca
SHA3-384 hash: ce86c21e1f2fae901852e6df0fc98a6cea1ba5ced4196ad440aa3f00f7904f8d3b647c342d4c1fe973dc4bbb8577e2a4
SHA1 hash: 7be7cd3e09a959575cacddf97c96e4f731dddc50
MD5 hash: 8b96b92d092045906f8be7738d94f92b
humanhash: football-double-friend-avocado
File name:Case file.exe
Download: download sample
Signature AgentTesla
Create hunting rule
File size:734'208 bytes
First seen:2020-07-08 06:55:38 UTC
Last seen:Never
File type:Executable exe
MIME type:application/x-dosexec
imphash 927c37aff1985dca3a480112dcc5320c (11 x AgentTesla, 5 x NanoCore, 3 x Loki)
ssdeep 12288:jXjgbnMmIKCXsLIN4KKD6fpkR+ypsKtvP1QZTQC+ILopSxzbldNH767fNwSk7cQF:Tkb4uLgpfpkZqsTNwtdG2D
Threatray 11'212 similar samples on MalwareBazaar
TLSH FBF4AF22F7A14833C16316789C1B57B8983ABE103D64B9862BE55D4C9F39381397BF93
Reporter abuse_ch
Tags:AgentTesla exe


Avatar
abuse_ch
Malspam distributing AgentTesla:

HELO: gmail.com
Sending IP: 37.49.224.4
From: ayat <zarnabhayat@gmail.com>
Subject: PO samples872020
Attachment: Zarnab hayat Co,PO samples needed Urgently.zip (contains "Case file.exe")

AgentTesla SMTP exfil server:
smtp.bnb-spa.com:587

Intelligence

File Origin
# of uploads :
1
# of downloads :
77
Origin country :
n/a
Vendor Threat Intelligence
Detection:
AgentTeslaV2
Create hunting rule
Link:
https://www.capesandbox.com/analysis/22893/
Detection(s):
PUA.Win.Adware.Slugin-6803969-0
Create hunting rule

PUA.Win.Adware.Slugin-6840354-0
Create hunting rule

Result
Verdict:
Malware
Maliciousness:

Behaviour
Creating a window
Unauthorized injection to a recently created process
Launching a process
Using the Windows Management Instrumentation requests
Creating a file in the %AppData% subdirectories
Enabling autorun with the standard Software\Microsoft\Windows\CurrentVersion\Run registry branch
Unauthorized injection to a system process
Enabling autorun with Startup directory
Detection:
agenttesla
Create hunting rule
Link:
https://mwdb.cert.pl/sample/3c1435bed4783276e6cb146e1e99b752f59b93be1320547419f19a02603feaca/
Threat name:
Win32.Infostealer.Fareit
Create hunting rule
Status:
Malicious
First seen:
2020-07-08 06:57:06 UTC
AV detection:
28 of 29 (96.55%)
Threat level:
  5/5
Detection(s):
Malicious file
Link:
https://check.spamhaus.org/check/?searchterm=hqkdlpwupazhnzwlcrxb5gnxkl2zxe56cmqfi5az6gnaeyb75lfa._file
Verdict:
malicious
Label(s):
agenttesla
Create hunting rule
hawkeyekeylogger
Create hunting rule
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83d8b3913153282a251fc2f7bf74f701e02969441341297823957e5d35a5c3b0
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8e7bbf8a58e3633c72514c11d5a4c161a6d2a2c9fe04111375ec4fa82580baef
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a81b0fa11e6bc26ac9811b8c3bb924d629c1395f8e6421e27acf9e76e71ef753
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b728bdb1b447a5ddaee163be25143ee8c04de2a71505eb61ad5a4001a8198084
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c2131d5a839d002b20f39535bf1ec0245059d3c2c54645d72e94fb0f37ce5700
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f03f7b19fd5b10cadcce4dcdaf7bc0f3e623a2ba1d6677e767c5ee4e3a042a66
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+ 11'202 additional samples on MalwareBazaar
Result
Malware family:
agenttesla
Create hunting rule
Score:
  10/10
Tags:
spyware keylogger trojan stealer family:agenttesla persistence
Link:
https://tria.ge/reports/200708-s5pj1ke7be/
Behaviour
Suspicious behavior: EnumeratesProcesses
Suspicious use of WriteProcessMemory
Suspicious use of AdjustPrivilegeToken
Suspicious behavior: MapViewOfSection
Suspicious use of SetThreadContext
Adds Run entry to start application
Reads data files stored by FTP clients
Reads user/profile data of local email clients
Drops startup file
Reads user/profile data of web browsers
UPX packed file
AgentTesla
Please note that we are no longer able to provide a coverage score for Virus Total.

YARA Signatures

MalwareBazaar uses YARA rules from several public and non-public repositories, such as YARAhub and Malpedia. Those are being matched against malware samples uploaded to MalwareBazaar as well as against any suspicious process dumps they may create. Please note that only results from TLP:CLEAR rules are being displayed.

Rule name:Agenttesla_type2
Create hunting rule
Author:JPCERT/CC Incident Response Group
Description:detect Agenttesla in memory
Reference:internal research
Rule name:CAP_HookExKeylogger
Create hunting rule
Author:Brian C. Bell -- @biebsmalwareguy
Reference:https://github.com/DFIRnotes/rules/blob/master/CAP_HookExKeylogger.yar
Rule name:win_agent_tesla_w1
Create hunting rule
Author:govcert_ch
Description:Detect Agent Tesla based on common .NET code sequences

File information

The table below shows additional information about this malware sample such as delivery method and external references.

Malspam

AgentTesla

zip 573309be8b8b32a79cde84b4b8233e2b5fb5114bc7c62093fd3815de253e5d67

AgentTesla

Executable exe 3c1435bed4783276e6cb146e1e99b752f59b93be1320547419f19a02603feaca

(this sample)

  
Dropped by
MD5 7d4db47578b2fd9334b356cce04f1636
  
Delivery method
Distributed via e-mail attachment
Cape
Cape
https://www.capesandbox.com/analysis/22893/
  
Dropped by
SHA256 573309be8b8b32a79cde84b4b8233e2b5fb5114bc7c62093fd3815de253e5d67

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